Nutritional Analysis: One burrito (prepared with fat-free flour tortillas and reduced-fat margarine; calculated without toppings) equals 251 calories, 691 mg sodium, 31 gm cholesterol, 37 gm carbohydrate, 13 gm protein, 5 gm fat, 4 gm fiber. Diabetic Exchanges: 2-1/2 starch, 1 meat.